/* GTK - The GIMP Toolkit * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Library General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Library General Public License for more details. * * You should have received a copy of the GNU Library General Public * License along with this library; if not, write to the * Free Software Foundation, Inc., 59 Temple Place - Suite 330, * Boston, MA 02111-1307, USA. */ /* * Modified by the GTK+ Team and others 1997-1999. See the AUTHORS * file for a list of people on the GTK+ Team. See the ChangeLog * files for a list of changes. These files are distributed with * GTK+ at ftp://ftp.gtk.org/pub/gtk/. */ #include #include #include "gtkgc.h" #include "gtkrc.h" #include "gtkstyle.h" #include "gtkwidget.h" #include "gtkthemes.h" #define LIGHTNESS_MULT 1.3 #define DARKNESS_MULT 0.7 /* actually glib should do that for us */ #ifndef M_PI #define M_PI 3.14159265358979323846 #endif /* M_PI */ #ifndef M_PI_4 #define M_PI_4 0.78539816339744830962 #endif /* M_PI_4 */ static void gtk_style_init (GtkStyle *style, GdkColormap *colormap, gint depth); static void gtk_style_destroy (GtkStyle *style); static void gtk_default_draw_hline (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x1, gint x2, gint y); static void gtk_default_draw_vline (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint y1, gint y2, gint x); static void gtk_default_draw_shadow (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height); static void gtk_default_draw_shadow (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height); static void gtk_default_draw_polygon (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, GdkPoint *points, gint npoints, gboolean fill); static void gtk_default_draw_arrow (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, GtkArrowType arrow_type, gboolean fill, gint x, gint y, gint width, gint height); static void gtk_default_draw_diamond (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height); static void gtk_default_draw_oval (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height); static void gtk_default_draw_string (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, const gchar *string); static void gtk_default_draw_box (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height); static void gtk_default_draw_flat_box (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height); static void gtk_default_draw_check (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height); static void gtk_default_draw_option (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height); static void gtk_default_draw_cross (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height); static void gtk_default_draw_ramp (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, GtkArrowType arrow_type, gint x, gint y, gint width, gint height); static void gtk_default_draw_tab (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height); static void gtk_default_draw_shadow_gap (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height, GtkPositionType gap_side, gint gap_x, gint gap_width); static void gtk_default_draw_box_gap (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height, GtkPositionType gap_side, gint gap_x, gint gap_width); static void gtk_default_draw_extension (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height, GtkPositionType gap_side); static void gtk_default_draw_focus (GtkStyle *style, GdkWindow *window, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height); static void gtk_default_draw_slider (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height, GtkOrientation orientation); static void gtk_default_draw_handle (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height, GtkOrientation orientation); static void gtk_style_shade (GdkColor *a, GdkColor *b, gdouble k); static void rgb_to_hls (gdouble *r, gdouble *g, gdouble *b); static void hls_to_rgb (gdouble *h, gdouble *l, gdouble *s); static const GtkStyleClass default_class = { 2, 2, gtk_default_draw_hline, gtk_default_draw_vline, gtk_default_draw_shadow, gtk_default_draw_polygon, gtk_default_draw_arrow, gtk_default_draw_diamond, gtk_default_draw_oval, gtk_default_draw_string, gtk_default_draw_box, gtk_default_draw_flat_box, gtk_default_draw_check, gtk_default_draw_option, gtk_default_draw_cross, gtk_default_draw_ramp, gtk_default_draw_tab, gtk_default_draw_shadow_gap, gtk_default_draw_box_gap, gtk_default_draw_extension, gtk_default_draw_focus, gtk_default_draw_slider, gtk_default_draw_handle }; GdkFont *default_font = NULL; static GdkColor gtk_default_normal_fg = { 0, 0, 0, 0 }; static GdkColor gtk_default_active_fg = { 0, 0, 0, 0 }; static GdkColor gtk_default_prelight_fg = { 0, 0, 0, 0 }; static GdkColor gtk_default_selected_fg = { 0, 0xffff, 0xffff, 0xffff }; static GdkColor gtk_default_insensitive_fg = { 0, 0x7530, 0x7530, 0x7530 }; static GdkColor gtk_default_normal_bg = { 0, 0xd6d6, 0xd6d6, 0xd6d6 }; static GdkColor gtk_default_active_bg = { 0, 0xc350, 0xc350, 0xc350 }; static GdkColor gtk_default_prelight_bg = { 0, 0xea60, 0xea60, 0xea60 }; static GdkColor gtk_default_selected_bg = { 0, 0, 0, 0x9c40 }; static GdkColor gtk_default_insensitive_bg = { 0, 0xd6d6, 0xd6d6, 0xd6d6 }; GtkStyle* gtk_style_copy (GtkStyle *style) { GtkStyle *new_style; guint i; g_return_val_if_fail (style != NULL, NULL); new_style = gtk_style_new (); for (i = 0; i < 5; i++) { new_style->fg[i] = style->fg[i]; new_style->bg[i] = style->bg[i]; new_style->text[i] = style->text[i]; new_style->base[i] = style->base[i]; new_style->bg_pixmap[i] = style->bg_pixmap[i]; } gdk_font_unref (new_style->font); new_style->font = style->font; gdk_font_ref (new_style->font); if (style->rc_style) { new_style->rc_style = style->rc_style; gtk_rc_style_ref (style->rc_style); } if (style->engine) { new_style->engine = style->engine; gtk_theme_engine_ref (new_style->engine); new_style->engine->duplicate_style (new_style, style); } return new_style; } static GtkStyle* gtk_style_duplicate (GtkStyle *style) { GtkStyle *new_style; g_return_val_if_fail (style != NULL, NULL); new_style = gtk_style_copy (style); style->styles = g_slist_append (style->styles, new_style); new_style->styles = style->styles; return new_style; } GtkStyle* gtk_style_new (void) { GtkStyle *style; gint i; style = g_new0 (GtkStyle, 1); if (!default_font) { default_font = gdk_font_load ("-adobe-helvetica-medium-r-normal--*-120-*-*-*-*-iso8859-1"); if (!default_font) default_font = gdk_font_load ("fixed"); if (!default_font) g_error ("Unable to load default font."); } style->font = default_font; gdk_font_ref (style->font); style->ref_count = 1; style->attach_count = 0; style->colormap = NULL; style->depth = -1; style->klass = (GtkStyleClass *)&default_class; style->black.red = 0; style->black.green = 0; style->black.blue = 0; style->white.red = 65535; style->white.green = 65535; style->white.blue = 65535; style->black_gc = NULL; style->white_gc = NULL; style->fg[GTK_STATE_NORMAL] = gtk_default_normal_fg; style->fg[GTK_STATE_ACTIVE] = gtk_default_active_fg; style->fg[GTK_STATE_PRELIGHT] = gtk_default_prelight_fg; style->fg[GTK_STATE_SELECTED] = gtk_default_selected_fg; style->fg[GTK_STATE_INSENSITIVE] = gtk_default_insensitive_fg; style->bg[GTK_STATE_NORMAL] = gtk_default_normal_bg; style->bg[GTK_STATE_ACTIVE] = gtk_default_active_bg; style->bg[GTK_STATE_PRELIGHT] = gtk_default_prelight_bg; style->bg[GTK_STATE_SELECTED] = gtk_default_selected_bg; style->bg[GTK_STATE_INSENSITIVE] = gtk_default_insensitive_bg; for (i = 0; i < 4; i++) { style->text[i] = style->fg[i]; style->base[i] = style->white; } style->base[GTK_STATE_INSENSITIVE] = gtk_default_prelight_bg; style->text[GTK_STATE_INSENSITIVE] = gtk_default_insensitive_fg; for (i = 0; i < 5; i++) style->bg_pixmap[i] = NULL; style->engine = NULL; style->engine_data = NULL; style->rc_style = NULL; for (i = 0; i < 5; i++) { style->fg_gc[i] = NULL; style->bg_gc[i] = NULL; style->light_gc[i] = NULL; style->dark_gc[i] = NULL; style->mid_gc[i] = NULL; style->text_gc[i] = NULL; style->base_gc[i] = NULL; } return style; } /************************************************************* * gtk_style_attach: * Attach a style to a window; this process allocates the * colors and creates the GC's for the style - it specializes * it to a particular visual and colormap. The process * may involve the creation of a new style if the style * has already been attached to a window with a different * style and colormap. * arguments: * style: * window: * results: * Either the style parameter, or a newly created style. * If the style is newly created, the style parameter * will be dereferenced, and the new style will have * a reference count belonging to the caller. * * FIXME: The sequence - * create a style => s1 * attach s1 to v1, c1 => s1 * attach s1 to v2, c2 => s2 * detach s1 from v1, c1 * attach s1 to v2, c2 => s3 * results in two separate, unlinked styles s2 and s3 which * are identical and could be shared. To fix this, we would * want to never remove a style from the list of linked * styles as long as as it has a reference count. However, the * disadvantage of doing it this way means that we would need two * passes through the linked list when attaching (one to check for * matching styles, one to look for empty unattached styles - but * it will almost never be longer than 2 elements. *************************************************************/ GtkStyle* gtk_style_attach (GtkStyle *style, GdkWindow *window) { GSList *styles; GtkStyle *new_style = NULL; GdkColormap *colormap; gint depth; g_return_val_if_fail (style != NULL, NULL); g_return_val_if_fail (window != NULL, NULL); colormap = gdk_window_get_colormap (window); depth = gdk_window_get_visual (window)->depth; if (!style->styles) style->styles = g_slist_append (NULL, style); styles = style->styles; while (styles) { new_style = styles->data; if (new_style->attach_count == 0) { gtk_style_init (new_style, colormap, depth); break; } else if (new_style->colormap == colormap && new_style->depth == depth) break; new_style = NULL; styles = styles->next; } if (!new_style) { new_style = gtk_style_duplicate (style); gtk_style_init (new_style, colormap, depth); } /* A style gets a refcount from being attached */ if (new_style->attach_count == 0) gtk_style_ref (new_style); /* Another refcount belongs to the parent */ if (style != new_style) { gtk_style_unref (style); gtk_style_ref (new_style); } new_style->attach_count++; return new_style; } void gtk_style_detach (GtkStyle *style) { gint i; g_return_if_fail (style != NULL); style->attach_count -= 1; if (style->attach_count == 0) { if (style->engine) style->engine->unrealize_style (style); gtk_gc_release (style->black_gc); gtk_gc_release (style->white_gc); for (i = 0; i < 5; i++) { gtk_gc_release (style->fg_gc[i]); gtk_gc_release (style->bg_gc[i]); gtk_gc_release (style->light_gc[i]); gtk_gc_release (style->dark_gc[i]); gtk_gc_release (style->mid_gc[i]); gtk_gc_release (style->text_gc[i]); gtk_gc_release (style->base_gc[i]); } gtk_style_unref (style); } } GtkStyle* gtk_style_ref (GtkStyle *style) { g_return_val_if_fail (style != NULL, NULL); g_return_val_if_fail (style->ref_count > 0, NULL); style->ref_count += 1; return style; } void gtk_style_unref (GtkStyle *style) { g_return_if_fail (style != NULL); g_return_if_fail (style->ref_count > 0); style->ref_count -= 1; if (style->ref_count == 0) gtk_style_destroy (style); } static void gtk_style_init (GtkStyle *style, GdkColormap *colormap, gint depth) { GdkGCValues gc_values; GdkGCValuesMask gc_values_mask; gint i; g_return_if_fail (style != NULL); style->colormap = colormap; style->depth = depth; for (i = 0; i < 5; i++) { gtk_style_shade (&style->bg[i], &style->light[i], LIGHTNESS_MULT); gtk_style_shade (&style->bg[i], &style->dark[i], DARKNESS_MULT); style->mid[i].red = (style->light[i].red + style->dark[i].red) / 2; style->mid[i].green = (style->light[i].green + style->dark[i].green) / 2; style->mid[i].blue = (style->light[i].blue + style->dark[i].blue) / 2; } gdk_color_black (colormap, &style->black); gdk_color_white (colormap, &style->white); gc_values_mask = GDK_GC_FOREGROUND | GDK_GC_FONT; if (style->font->type == GDK_FONT_FONT) { gc_values.font = style->font; } else if (style->font->type == GDK_FONT_FONTSET) { gc_values.font = default_font; } gc_values.foreground = style->black; style->black_gc = gtk_gc_get (style->depth, style->colormap, &gc_values, gc_values_mask); gc_values.foreground = style->white; style->white_gc = gtk_gc_get (style->depth, style->colormap, &gc_values, gc_values_mask); for (i = 0; i < 5; i++) { if (style->rc_style && style->rc_style->bg_pixmap_name[i]) style->bg_pixmap[i] = gtk_rc_load_image (style->colormap, &style->bg[i], style->rc_style->bg_pixmap_name[i]); if (!gdk_color_alloc (colormap, &style->fg[i])) g_warning ("unable to allocate color: ( %d %d %d )", style->fg[i].red, style->fg[i].green, style->fg[i].blue); if (!gdk_color_alloc (colormap, &style->bg[i])) g_warning ("unable to allocate color: ( %d %d %d )", style->bg[i].red, style->bg[i].green, style->bg[i].blue); if (!gdk_color_alloc (colormap, &style->light[i])) g_warning ("unable to allocate color: ( %d %d %d )", style->light[i].red, style->light[i].green, style->light[i].blue); if (!gdk_color_alloc (colormap, &style->dark[i])) g_warning ("unable to allocate color: ( %d %d %d )", style->dark[i].red, style->dark[i].green, style->dark[i].blue); if (!gdk_color_alloc (colormap, &style->mid[i])) g_warning ("unable to allocate color: ( %d %d %d )", style->mid[i].red, style->mid[i].green, style->mid[i].blue); if (!gdk_color_alloc (colormap, &style->text[i])) g_warning ("unable to allocate color: ( %d %d %d )", style->text[i].red, style->text[i].green, style->text[i].blue); if (!gdk_color_alloc (colormap, &style->base[i])) g_warning ("unable to allocate color: ( %d %d %d )", style->base[i].red, style->base[i].green, style->base[i].blue); gc_values.foreground = style->fg[i]; style->fg_gc[i] = gtk_gc_get (style->depth, style->colormap, &gc_values, gc_values_mask); gc_values.foreground = style->bg[i]; style->bg_gc[i] = gtk_gc_get (style->depth, style->colormap, &gc_values, gc_values_mask); gc_values.foreground = style->light[i]; style->light_gc[i] = gtk_gc_get (style->depth, style->colormap, &gc_values, gc_values_mask); gc_values.foreground = style->dark[i]; style->dark_gc[i] = gtk_gc_get (style->depth, style->colormap, &gc_values, gc_values_mask); gc_values.foreground = style->mid[i]; style->mid_gc[i] = gtk_gc_get (style->depth, style->colormap, &gc_values, gc_values_mask); gc_values.foreground = style->text[i]; style->text_gc[i] = gtk_gc_get (style->depth, style->colormap, &gc_values, gc_values_mask); gc_values.foreground = style->base[i]; style->base_gc[i] = gtk_gc_get (style->depth, style->colormap, &gc_values, gc_values_mask); } if (style->engine) style->engine->realize_style (style); } static void gtk_style_destroy (GtkStyle *style) { g_return_if_fail (style->attach_count == 0); if (style->styles) { if (style->styles->data != style) g_slist_remove (style->styles, style); else { GSList *tmp_list = style->styles->next; while (tmp_list) { ((GtkStyle*) tmp_list->data)->styles = style->styles->next; tmp_list = tmp_list->next; } g_slist_free_1 (style->styles); } } if (style->engine) { style->engine->destroy_style (style); gtk_theme_engine_unref (style->engine); } gdk_font_unref (style->font); if (style->rc_style) gtk_rc_style_unref (style->rc_style); g_free (style); } void gtk_draw_hline (GtkStyle *style, GdkWindow *window, GtkStateType state_type, gint x1, gint x2, gint y) { g_return_if_fail (style != NULL); g_return_if_fail (style->klass != NULL); g_return_if_fail (style->klass->draw_hline != NULL); style->klass->draw_hline (style, window, state_type, NULL, NULL, NULL, x1, x2, y); } void gtk_draw_vline (GtkStyle *style, GdkWindow *window, GtkStateType state_type, gint y1, gint y2, gint x) { g_return_if_fail (style != NULL); g_return_if_fail (style->klass != NULL); g_return_if_fail (style->klass->draw_vline != NULL); style->klass->draw_vline (style, window, state_type, NULL, NULL, NULL, y1, y2, x); } void gtk_draw_shadow (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, gint x, gint y, gint width, gint height) { g_return_if_fail (style != NULL); g_return_if_fail (style->klass != NULL); g_return_if_fail (style->klass->draw_shadow != NULL); style->klass->draw_shadow (style, window, state_type, shadow_type, NULL, NULL, NULL, x, y, width, height); } void gtk_draw_polygon (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkPoint *points, gint npoints, gboolean fill) { g_return_if_fail (style != NULL); g_return_if_fail (style->klass != NULL); g_return_if_fail (style->klass->draw_polygon != NULL); style->klass->draw_polygon (style, window, state_type, shadow_type, NULL, NULL, NULL, points, npoints, fill); } void gtk_draw_arrow (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GtkArrowType arrow_type, gboolean fill, gint x, gint y, gint width, gint height) { g_return_if_fail (style != NULL); g_return_if_fail (style->klass != NULL); g_return_if_fail (style->klass->draw_arrow != NULL); style->klass->draw_arrow (style, window, state_type, shadow_type, NULL, NULL, NULL, arrow_type, fill, x, y, width, height); } void gtk_draw_diamond (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, gint x, gint y, gint width, gint height) { g_return_if_fail (style != NULL); g_return_if_fail (style->klass != NULL); g_return_if_fail (style->klass->draw_diamond != NULL); style->klass->draw_diamond (style, window, state_type, shadow_type, NULL, NULL, NULL, x, y, width, height); } void gtk_draw_oval (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, gint x, gint y, gint width, gint height) { g_return_if_fail (style != NULL); g_return_if_fail (style->klass != NULL); g_return_if_fail (style->klass->draw_oval != NULL); style->klass->draw_oval (style, window, state_type, shadow_type, NULL, NULL, NULL, x, y, width, height); } void gtk_draw_string (GtkStyle *style, GdkWindow *window, GtkStateType state_type, gint x, gint y, const gchar *string) { g_return_if_fail (style != NULL); g_return_if_fail (style->klass != NULL); g_return_if_fail (style->klass->draw_string != NULL); style->klass->draw_string (style, window, state_type, NULL, NULL, NULL, x, y, string); } void gtk_draw_box (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, gint x, gint y, gint width, gint height) { g_return_if_fail (style != NULL); g_return_if_fail (style->klass != NULL); g_return_if_fail (style->klass->draw_box != NULL); style->klass->draw_box (style, window, state_type, shadow_type, NULL, NULL, NULL, x, y, width, height); } void gtk_draw_flat_box (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, gint x, gint y, gint width, gint height) { g_return_if_fail (style != NULL); g_return_if_fail (style->klass != NULL); g_return_if_fail (style->klass->draw_flat_box != NULL); style->klass->draw_flat_box (style, window, state_type, shadow_type, NULL, NULL, NULL, x, y, width, height); } void gtk_draw_check (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, gint x, gint y, gint width, gint height) { g_return_if_fail (style != NULL); g_return_if_fail (style->klass != NULL); g_return_if_fail (style->klass->draw_check != NULL); style->klass->draw_check (style, window, state_type, shadow_type, NULL, NULL, NULL, x, y, width, height); } void gtk_draw_option (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, gint x, gint y, gint width, gint height) { g_return_if_fail (style != NULL); g_return_if_fail (style->klass != NULL); g_return_if_fail (style->klass->draw_option != NULL); style->klass->draw_option (style, window, state_type, shadow_type, NULL, NULL, NULL, x, y, width, height); } void gtk_draw_cross (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, gint x, gint y, gint width, gint height) { g_return_if_fail (style != NULL); g_return_if_fail (style->klass != NULL); g_return_if_fail (style->klass->draw_cross != NULL); style->klass->draw_cross (style, window, state_type, shadow_type, NULL, NULL, NULL, x, y, width, height); } void gtk_draw_ramp (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GtkArrowType arrow_type, gint x, gint y, gint width, gint height) { g_return_if_fail (style != NULL); g_return_if_fail (style->klass != NULL); g_return_if_fail (style->klass->draw_ramp != NULL); style->klass->draw_ramp (style, window, state_type, shadow_type, NULL, NULL, NULL, arrow_type, x, y, width, height); } void gtk_draw_tab (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, gint x, gint y, gint width, gint height) { g_return_if_fail (style != NULL); g_return_if_fail (style->klass != NULL); g_return_if_fail (style->klass->draw_tab != NULL); style->klass->draw_tab (style, window, state_type, shadow_type, NULL, NULL, NULL, x, y, width, height); } void gtk_draw_shadow_gap (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, gint x, gint y, gint width, gint height, GtkPositionType gap_side, gint gap_x, gint gap_width) { g_return_if_fail (style != NULL); g_return_if_fail (style->klass != NULL); g_return_if_fail (style->klass->draw_shadow_gap != NULL); style->klass->draw_shadow_gap (style, window, state_type, shadow_type, NULL, NULL, NULL, x, y, width, height, gap_side, gap_x, gap_width); } void gtk_draw_box_gap (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, gint x, gint y, gint width, gint height, GtkPositionType gap_side, gint gap_x, gint gap_width) { g_return_if_fail (style != NULL); g_return_if_fail (style->klass != NULL); g_return_if_fail (style->klass->draw_box_gap != NULL); style->klass->draw_box_gap (style, window, state_type, shadow_type, NULL, NULL, NULL, x, y, width, height, gap_side, gap_x, gap_width); } void gtk_draw_extension (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, gint x, gint y, gint width, gint height, GtkPositionType gap_side) { g_return_if_fail (style != NULL); g_return_if_fail (style->klass != NULL); g_return_if_fail (style->klass->draw_extension != NULL); style->klass->draw_extension (style, window, state_type, shadow_type, NULL, NULL, NULL, x, y, width, height, gap_side); } void gtk_draw_focus (GtkStyle *style, GdkWindow *window, gint x, gint y, gint width, gint height) { g_return_if_fail (style != NULL); g_return_if_fail (style->klass != NULL); g_return_if_fail (style->klass->draw_focus != NULL); style->klass->draw_focus (style, window, NULL, NULL, NULL, x, y, width, height); } void gtk_draw_slider (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, gint x, gint y, gint width, gint height, GtkOrientation orientation) { g_return_if_fail (style != NULL); g_return_if_fail (style->klass != NULL); g_return_if_fail (style->klass->draw_slider != NULL); style->klass->draw_slider (style, window, state_type, shadow_type, NULL, NULL, NULL, x, y, width, height, orientation); } void gtk_draw_handle (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, gint x, gint y, gint width, gint height, GtkOrientation orientation) { g_return_if_fail (style != NULL); g_return_if_fail (style->klass != NULL); g_return_if_fail (style->klass->draw_handle != NULL); style->klass->draw_handle (style, window, state_type, shadow_type, NULL, NULL, NULL, x, y, width, height, orientation); } void gtk_style_set_background (GtkStyle *style, GdkWindow *window, GtkStateType state_type) { GdkPixmap *pixmap; gint parent_relative; g_return_if_fail (style != NULL); g_return_if_fail (window != NULL); if (style->engine && style->engine->set_background) { style->engine->set_background (style, window, state_type); return; } if (style->bg_pixmap[state_type]) { if (style->bg_pixmap[state_type] == (GdkPixmap*) GDK_PARENT_RELATIVE) { pixmap = NULL; parent_relative = TRUE; } else { pixmap = style->bg_pixmap[state_type]; parent_relative = FALSE; } gdk_window_set_back_pixmap (window, pixmap, parent_relative); } else gdk_window_set_background (window, &style->bg[state_type]); } /* Default functions */ void gtk_style_apply_default_background (GtkStyle *style, GdkWindow *window, gboolean set_bg, GtkStateType state_type, GdkRectangle *area, gint x, gint y, gint width, gint height) { GdkRectangle new_rect, old_rect; if (area) { old_rect.x = x; old_rect.y = y; old_rect.width = width; old_rect.height = height; if (!gdk_rectangle_intersect (area, &old_rect, &new_rect)) return; } else { new_rect.x = x; new_rect.y = y; new_rect.width = width; new_rect.height = height; } if (!style->bg_pixmap[state_type] || gdk_window_get_type (window) == GDK_WINDOW_PIXMAP || (!set_bg && style->bg_pixmap[state_type] != (GdkPixmap*) GDK_PARENT_RELATIVE)) { GdkGC *gc = style->bg_gc[state_type]; if (style->bg_pixmap[state_type]) { gdk_gc_set_fill (gc, GDK_TILED); gdk_gc_set_tile (gc, style->bg_pixmap[state_type]); } gdk_draw_rectangle (window, gc, TRUE, new_rect.x, new_rect.y, new_rect.width, new_rect.height); if (style->bg_pixmap[state_type]) gdk_gc_set_fill (gc, GDK_SOLID); } else { if (set_bg) { if (style->bg_pixmap[state_type] == (GdkPixmap*) GDK_PARENT_RELATIVE) gdk_window_set_back_pixmap (window, NULL, TRUE); else gdk_window_set_back_pixmap (window, style->bg_pixmap[state_type], FALSE); } gdk_window_clear_area (window, new_rect.x, new_rect.y, new_rect.width, new_rect.height); } } static void gtk_default_draw_hline (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x1, gint x2, gint y) { gint thickness_light; gint thickness_dark; gint i; g_return_if_fail (style != NULL); g_return_if_fail (window != NULL); thickness_light = style->klass->ythickness / 2; thickness_dark = style->klass->ythickness - thickness_light; if (area) { gdk_gc_set_clip_rectangle (style->light_gc[state_type], area); gdk_gc_set_clip_rectangle (style->dark_gc[state_type], area); } if (detail && !strcmp (detail, "label")) { if (state_type == GTK_STATE_INSENSITIVE) gdk_draw_line (window, style->white_gc, x1 + 1, y + 1, x2 + 1, y + 1); gdk_draw_line (window, style->fg_gc[state_type], x1, y, x2, y); } else { for (i = 0; i < thickness_dark; i++) { gdk_draw_line (window, style->light_gc[state_type], x2 - i - 1, y + i, x2, y + i); gdk_draw_line (window, style->dark_gc[state_type], x1, y + i, x2 - i - 1, y + i); } y += thickness_dark; for (i = 0; i < thickness_light; i++) { gdk_draw_line (window, style->dark_gc[state_type], x1, y + i, x1 + thickness_light - i - 1, y + i); gdk_draw_line (window, style->light_gc[state_type], x1 + thickness_light - i - 1, y + i, x2, y + i); } } if (area) { gdk_gc_set_clip_rectangle (style->light_gc[state_type], NULL); gdk_gc_set_clip_rectangle (style->dark_gc[state_type], NULL); } } static void gtk_default_draw_vline (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint y1, gint y2, gint x) { gint thickness_light; gint thickness_dark; gint i; g_return_if_fail (style != NULL); g_return_if_fail (window != NULL); thickness_light = style->klass->xthickness / 2; thickness_dark = style->klass->xthickness - thickness_light; if (area) { gdk_gc_set_clip_rectangle (style->light_gc[state_type], area); gdk_gc_set_clip_rectangle (style->dark_gc[state_type], area); } for (i = 0; i < thickness_dark; i++) { gdk_draw_line (window, style->light_gc[state_type], x + i, y2 - i - 1, x + i, y2); gdk_draw_line (window, style->dark_gc[state_type], x + i, y1, x + i, y2 - i - 1); } x += thickness_dark; for (i = 0; i < thickness_light; i++) { gdk_draw_line (window, style->dark_gc[state_type], x + i, y1, x + i, y1 + thickness_light - i); gdk_draw_line (window, style->light_gc[state_type], x + i, y1 + thickness_light - i, x + i, y2); } if (area) { gdk_gc_set_clip_rectangle (style->light_gc[state_type], NULL); gdk_gc_set_clip_rectangle (style->dark_gc[state_type], NULL); } } static void gtk_default_draw_shadow (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height) { GdkGC *gc1 = NULL; GdkGC *gc2 = NULL; gint thickness_light; gint thickness_dark; gint i; g_return_if_fail (style != NULL); g_return_if_fail (window != NULL); if ((width == -1) && (height == -1)) gdk_window_get_size (window, &width, &height); else if (width == -1) gdk_window_get_size (window, &width, NULL); else if (height == -1) gdk_window_get_size (window, NULL, &height); switch (shadow_type) { case GTK_SHADOW_NONE: return; case GTK_SHADOW_IN: case GTK_SHADOW_ETCHED_IN: gc1 = style->light_gc[state_type]; gc2 = style->dark_gc[state_type]; break; case GTK_SHADOW_OUT: case GTK_SHADOW_ETCHED_OUT: gc1 = style->dark_gc[state_type]; gc2 = style->light_gc[state_type]; break; } if (area) { gdk_gc_set_clip_rectangle (gc1, area); gdk_gc_set_clip_rectangle (gc2, area); if (shadow_type == GTK_SHADOW_IN || shadow_type == GTK_SHADOW_OUT) { gdk_gc_set_clip_rectangle (style->black_gc, area); gdk_gc_set_clip_rectangle (style->bg_gc[state_type], area); } } switch (shadow_type) { case GTK_SHADOW_NONE: break; case GTK_SHADOW_IN: gdk_draw_line (window, gc1, x, y + height - 1, x + width - 1, y + height - 1); gdk_draw_line (window, gc1, x + width - 1, y, x + width - 1, y + height - 1); gdk_draw_line (window, style->bg_gc[state_type], x + 1, y + height - 2, x + width - 2, y + height - 2); gdk_draw_line (window, style->bg_gc[state_type], x + width - 2, y + 1, x + width - 2, y + height - 2); gdk_draw_line (window, style->black_gc, x + 1, y + 1, x + width - 2, y + 1); gdk_draw_line (window, style->black_gc, x + 1, y + 1, x + 1, y + height - 2); gdk_draw_line (window, gc2, x, y, x + width - 1, y); gdk_draw_line (window, gc2, x, y, x, y + height - 1); break; case GTK_SHADOW_OUT: gdk_draw_line (window, gc1, x + 1, y + height - 2, x + width - 2, y + height - 2); gdk_draw_line (window, gc1, x + width - 2, y + 1, x + width - 2, y + height - 2); gdk_draw_line (window, gc2, x, y, x + width - 1, y); gdk_draw_line (window, gc2, x, y, x, y + height - 1); gdk_draw_line (window, style->bg_gc[state_type], x + 1, y + 1, x + width - 2, y + 1); gdk_draw_line (window, style->bg_gc[state_type], x + 1, y + 1, x + 1, y + height - 2); gdk_draw_line (window, style->black_gc, x, y + height - 1, x + width - 1, y + height - 1); gdk_draw_line (window, style->black_gc, x + width - 1, y, x + width - 1, y + height - 1); break; case GTK_SHADOW_ETCHED_IN: case GTK_SHADOW_ETCHED_OUT: thickness_light = 1; thickness_dark = 1; for (i = 0; i < thickness_dark; i++) { gdk_draw_line (window, gc1, x + i, y + height - i - 1, x + width - i - 1, y + height - i - 1); gdk_draw_line (window, gc1, x + width - i - 1, y + i, x + width - i - 1, y + height - i - 1); gdk_draw_line (window, gc2, x + i, y + i, x + width - i - 2, y + i); gdk_draw_line (window, gc2, x + i, y + i, x + i, y + height - i - 2); } for (i = 0; i < thickness_light; i++) { gdk_draw_line (window, gc1, x + thickness_dark + i, y + thickness_dark + i, x + width - thickness_dark - i - 1, y + thickness_dark + i); gdk_draw_line (window, gc1, x + thickness_dark + i, y + thickness_dark + i, x + thickness_dark + i, y + height - thickness_dark - i - 1); gdk_draw_line (window, gc2, x + thickness_dark + i, y + height - thickness_light - i - 1, x + width - thickness_light - 1, y + height - thickness_light - i - 1); gdk_draw_line (window, gc2, x + width - thickness_light - i - 1, y + thickness_dark + i, x + width - thickness_light - i - 1, y + height - thickness_light - 1); } break; } if (area) { gdk_gc_set_clip_rectangle (gc1, NULL); gdk_gc_set_clip_rectangle (gc2, NULL); if (shadow_type == GTK_SHADOW_IN || shadow_type == GTK_SHADOW_OUT) { gdk_gc_set_clip_rectangle (style->black_gc, NULL); gdk_gc_set_clip_rectangle (style->bg_gc[state_type], NULL); } } } static void gtk_default_draw_polygon (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, GdkPoint *points, gint npoints, gboolean fill) { static const gdouble pi_over_4 = M_PI_4; static const gdouble pi_3_over_4 = M_PI_4 * 3; GdkGC *gc1; GdkGC *gc2; GdkGC *gc3; GdkGC *gc4; gdouble angle; gint xadjust; gint yadjust; gint i; g_return_if_fail (style != NULL); g_return_if_fail (window != NULL); g_return_if_fail (points != NULL); switch (shadow_type) { case GTK_SHADOW_IN: gc1 = style->bg_gc[state_type]; gc2 = style->dark_gc[state_type]; gc3 = style->light_gc[state_type]; gc4 = style->black_gc; break; case GTK_SHADOW_ETCHED_IN: gc1 = style->light_gc[state_type]; gc2 = style->dark_gc[state_type]; gc3 = style->dark_gc[state_type]; gc4 = style->light_gc[state_type]; break; case GTK_SHADOW_OUT: gc1 = style->dark_gc[state_type]; gc2 = style->light_gc[state_type]; gc3 = style->black_gc; gc4 = style->bg_gc[state_type]; break; case GTK_SHADOW_ETCHED_OUT: gc1 = style->dark_gc[state_type]; gc2 = style->light_gc[state_type]; gc3 = style->light_gc[state_type]; gc4 = style->dark_gc[state_type]; break; default: return; } if (area) { gdk_gc_set_clip_rectangle (gc1, area); gdk_gc_set_clip_rectangle (gc2, area); gdk_gc_set_clip_rectangle (gc3, area); gdk_gc_set_clip_rectangle (gc4, area); } if (fill) gdk_draw_polygon (window, style->bg_gc[state_type], TRUE, points, npoints); npoints--; for (i = 0; i < npoints; i++) { if ((points[i].x == points[i+1].x) && (points[i].y == points[i+1].y)) { angle = 0; } else { angle = atan2 (points[i+1].y - points[i].y, points[i+1].x - points[i].x); } if ((angle > -pi_3_over_4) && (angle < pi_over_4)) { if (angle > -pi_over_4) { xadjust = 0; yadjust = 1; } else { xadjust = 1; yadjust = 0; } gdk_draw_line (window, gc1, points[i].x-xadjust, points[i].y-yadjust, points[i+1].x-xadjust, points[i+1].y-yadjust); gdk_draw_line (window, gc3, points[i].x, points[i].y, points[i+1].x, points[i+1].y); } else { if ((angle < -pi_3_over_4) || (angle > pi_3_over_4)) { xadjust = 0; yadjust = 1; } else { xadjust = 1; yadjust = 0; } gdk_draw_line (window, gc4, points[i].x+xadjust, points[i].y+yadjust, points[i+1].x+xadjust, points[i+1].y+yadjust); gdk_draw_line (window, gc2, points[i].x, points[i].y, points[i+1].x, points[i+1].y); } } if (area) { gdk_gc_set_clip_rectangle (gc1, NULL); gdk_gc_set_clip_rectangle (gc2, NULL); gdk_gc_set_clip_rectangle (gc3, NULL); gdk_gc_set_clip_rectangle (gc4, NULL); } } static void gtk_default_draw_arrow (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, GtkArrowType arrow_type, gboolean fill, gint x, gint y, gint width, gint height) { GdkGC *gc1; GdkGC *gc2; GdkGC *gc3; GdkGC *gc4; gint half_width; gint half_height; GdkPoint points[3]; g_return_if_fail (style != NULL); g_return_if_fail (window != NULL); switch (shadow_type) { case GTK_SHADOW_IN: gc1 = style->bg_gc[state_type]; gc2 = style->dark_gc[state_type]; gc3 = style->light_gc[state_type]; gc4 = style->black_gc; break; case GTK_SHADOW_OUT: gc1 = style->dark_gc[state_type]; gc2 = style->light_gc[state_type]; gc3 = style->black_gc; gc4 = style->bg_gc[state_type]; break; case GTK_SHADOW_ETCHED_IN: gc1 = style->light_gc[state_type]; gc2 = style->dark_gc[state_type]; gc3 = NULL; gc4 = NULL; break; case GTK_SHADOW_ETCHED_OUT: gc1 = style->dark_gc[state_type]; gc2 = style->light_gc[state_type]; gc3 = NULL; gc4 = NULL; break; default: return; } if ((width == -1) && (height == -1)) gdk_window_get_size (window, &width, &height); else if (width == -1) gdk_window_get_size (window, &width, NULL); else if (height == -1) gdk_window_get_size (window, NULL, &height); half_width = width / 2; half_height = height / 2; if (area) { gdk_gc_set_clip_rectangle (gc1, area); gdk_gc_set_clip_rectangle (gc2, area); if ((gc3) && (gc4)) { gdk_gc_set_clip_rectangle (gc3, area); gdk_gc_set_clip_rectangle (gc4, area); } } switch (arrow_type) { case GTK_ARROW_UP: if (fill) { points[0].x = x + half_width; points[0].y = y; points[1].x = x; points[1].y = y + height - 1; points[2].x = x + width - 1; points[2].y = y + height - 1; gdk_draw_polygon (window, style->bg_gc[state_type], TRUE, points, 3); } switch (shadow_type) { case GTK_SHADOW_IN: case GTK_SHADOW_OUT: gdk_draw_line (window, gc1, x + 1, y + height - 2, x + width - 2, y + height - 2); gdk_draw_line (window, gc3, x + 0, y + height - 1, x + width - 1, y + height - 1); gdk_draw_line (window, gc1, x + width - 2, y + height - 1, x + half_width, y + 1); gdk_draw_line (window, gc3, x + width - 1, y + height - 1, x + half_width, y); gdk_draw_line (window, gc4, x + half_width, y + 1, x + 1, y + height - 1); gdk_draw_line (window, gc2, x + half_width, y, x, y + height - 1); break; case GTK_SHADOW_ETCHED_IN: case GTK_SHADOW_ETCHED_OUT: gdk_draw_line (window, gc1, x + half_width, y + 1, x + 1, y + height - 1); gdk_draw_line (window, gc1, x + 1, y + height - 1, x + width - 1, y + height - 1); gdk_draw_line (window, gc1, x + width - 1, y + height - 1, x + half_width + 1, y + 1); points[0].x = x + half_width; points[0].y = y; points[1].x = x; points[1].y = y + height - 2; points[2].x = x + width - 2; points[2].y = y + height - 2; gdk_draw_polygon (window, gc2, FALSE, points, 3); break; default: break; } break; case GTK_ARROW_DOWN: if (fill) { points[0].x = x + width - 1; points[0].y = y; points[1].x = x; points[1].y = y; points[2].x = x + half_width; points[2].y = y + height - 1; gdk_draw_polygon (window, style->bg_gc[state_type], TRUE, points, 3); } switch (shadow_type) { case GTK_SHADOW_IN: case GTK_SHADOW_OUT: gdk_draw_line (window, gc4, x + width - 2, y + 1, x + 1, y + 1); gdk_draw_line (window, gc2, x + width - 1, y, x, y); gdk_draw_line (window, gc4, x + 1, y, x + half_width, y + height - 2); gdk_draw_line (window, gc2, x, y, x + half_width, y + height - 1); gdk_draw_line (window, gc1, x + half_width, y + height - 2, x + width - 2, y); gdk_draw_line (window, gc3, x + half_width, y + height - 1, x + width - 1, y); break; case GTK_SHADOW_ETCHED_IN: case GTK_SHADOW_ETCHED_OUT: gdk_draw_line (window, gc1, x + width - 1, y + 1, x + 1, y + 1); gdk_draw_line (window, gc1, x + 1, y + 1, x + half_width + 1, y + height - 1); gdk_draw_line (window, gc1, x + half_width + 1, y + height - 2, x + width - 1, y); points[0].x = x + width - 2; points[0].y = y; points[1].x = x; points[1].y = y; points[2].x = x + half_width; points[2].y = y + height - 2; gdk_draw_polygon (window, gc2, FALSE, points, 3); break; default: break; } break; case GTK_ARROW_LEFT: if (fill) { points[0].x = x; points[0].y = y + half_height; points[1].x = x + width - 1; points[1].y = y + height - 1; points[2].x = x + width - 1; points[2].y = y; gdk_draw_polygon (window, style->bg_gc[state_type], TRUE, points, 3); } switch (shadow_type) { case GTK_SHADOW_IN: case GTK_SHADOW_OUT: gdk_draw_line (window, gc1, x + 1, y + half_height, x + width - 1, y + height - 1); gdk_draw_line (window, gc3, x, y + half_height, x + width - 1, y + height - 1); gdk_draw_line (window, gc1, x + width - 2, y + height - 1, x + width - 2, y + 1); gdk_draw_line (window, gc3, x + width - 1, y + height - 1, x + width - 1, y); gdk_draw_line (window, gc4, x + width - 1, y + 1, x + 1, y + half_height); gdk_draw_line (window, gc2, x + width - 1, y, x, y + half_height); break; case GTK_SHADOW_ETCHED_IN: case GTK_SHADOW_ETCHED_OUT: gdk_draw_line (window, gc1, x + width - 1, y + 1, x + 1, y + half_height); gdk_draw_line (window, gc1, x + 1, y + half_height + 1, x + width - 1, y + height - 1); gdk_draw_line (window, gc1, x + width - 1, y + height - 1, x + width - 1, y + 1); points[0].x = x + width - 2; points[0].y = y; points[1].x = x; points[1].y = y + half_height; points[2].x = x + width - 2; points[2].y = y + height - 2; gdk_draw_polygon (window, gc2, FALSE, points, 3); break; default: break; } break; case GTK_ARROW_RIGHT: if (fill) { points[0].x = x + width - 1; points[0].y = y + half_height; points[1].x = x; points[1].y = y; points[2].x = x; points[2].y = y + height - 1; gdk_draw_polygon (window, style->bg_gc[state_type], TRUE, points, 3); } switch (shadow_type) { case GTK_SHADOW_IN: case GTK_SHADOW_OUT: gdk_draw_line (window, gc4, x + width - 1, y + half_height, x + 1, y + 1); gdk_draw_line (window, gc2, x + width - 1, y + half_height, x, y); gdk_draw_line (window, gc4, x + 1, y + 1, x + 1, y + height - 2); gdk_draw_line (window, gc2, x, y, x, y + height - 1); gdk_draw_line (window, gc1, x + 1, y + height - 2, x + width - 1, y + half_height); gdk_draw_line (window, gc3, x, y + height - 1, x + width - 1, y + half_height); break; case GTK_SHADOW_ETCHED_IN: case GTK_SHADOW_ETCHED_OUT: gdk_draw_line (window, gc1, x + width - 1, y + half_height + 1, x + 1, y + 1); gdk_draw_line (window, gc1, x + 1, y + 1, x + 1, y + height - 1); gdk_draw_line (window, gc1, x + 1, y + height - 1, x + width - 1, y + half_height + 1); points[0].x = x + width - 2; points[0].y = y + half_height; points[1].x = x; points[1].y = y; points[2].x = x; points[2].y = y + height - 1; gdk_draw_polygon (window, gc2, FALSE, points, 3); break; default: break; } break; } if (area) { gdk_gc_set_clip_rectangle (gc1, NULL); gdk_gc_set_clip_rectangle (gc2, NULL); if (gc3) { gdk_gc_set_clip_rectangle (gc3, NULL); gdk_gc_set_clip_rectangle (gc4, NULL); } } } static void gtk_default_draw_diamond (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height) { gint half_width; gint half_height; g_return_if_fail (style != NULL); g_return_if_fail (window != NULL); if ((width == -1) && (height == -1)) gdk_window_get_size (window, &width, &height); else if (width == -1) gdk_window_get_size (window, &width, NULL); else if (height == -1) gdk_window_get_size (window, NULL, &height); half_width = width / 2; half_height = height / 2; if (area) { gdk_gc_set_clip_rectangle (style->light_gc[state_type], area); gdk_gc_set_clip_rectangle (style->bg_gc[state_type], area); gdk_gc_set_clip_rectangle (style->dark_gc[state_type], area); gdk_gc_set_clip_rectangle (style->black_gc, area); } switch (shadow_type) { case GTK_SHADOW_IN: gdk_draw_line (window, style->bg_gc[state_type], x + 2, y + half_height, x + half_width, y + height - 2); gdk_draw_line (window, style->bg_gc[state_type], x + half_width, y + height - 2, x + width - 2, y + half_height); gdk_draw_line (window, style->light_gc[state_type], x + 1, y + half_height, x + half_width, y + height - 1); gdk_draw_line (window, style->light_gc[state_type], x + half_width, y + height - 1, x + width - 1, y + half_height); gdk_draw_line (window, style->light_gc[state_type], x, y + half_height, x + half_width, y + height); gdk_draw_line (window, style->light_gc[state_type], x + half_width, y + height, x + width, y + half_height); gdk_draw_line (window, style->black_gc, x + 2, y + half_height, x + half_width, y + 2); gdk_draw_line (window, style->black_gc, x + half_width, y + 2, x + width - 2, y + half_height); gdk_draw_line (window, style->dark_gc[state_type], x + 1, y + half_height, x + half_width, y + 1); gdk_draw_line (window, style->dark_gc[state_type], x + half_width, y + 1, x + width - 1, y + half_height); gdk_draw_line (window, style->dark_gc[state_type], x, y + half_height, x + half_width, y); gdk_draw_line (window, style->dark_gc[state_type], x + half_width, y, x + width, y + half_height); break; case GTK_SHADOW_OUT: gdk_draw_line (window, style->dark_gc[state_type], x + 2, y + half_height, x + half_width, y + height - 2); gdk_draw_line (window, style->dark_gc[state_type], x + half_width, y + height - 2, x + width - 2, y + half_height); gdk_draw_line (window, style->dark_gc[state_type], x + 1, y + half_height, x + half_width, y + height - 1); gdk_draw_line (window, style->dark_gc[state_type], x + half_width, y + height - 1, x + width - 1, y + half_height); gdk_draw_line (window, style->black_gc, x, y + half_height, x + half_width, y + height); gdk_draw_line (window, style->black_gc, x + half_width, y + height, x + width, y + half_height); gdk_draw_line (window, style->bg_gc[state_type], x + 2, y + half_height, x + half_width, y + 2); gdk_draw_line (window, style->bg_gc[state_type], x + half_width, y + 2, x + width - 2, y + half_height); gdk_draw_line (window, style->light_gc[state_type], x + 1, y + half_height, x + half_width, y + 1); gdk_draw_line (window, style->light_gc[state_type], x + half_width, y + 1, x + width - 1, y + half_height); gdk_draw_line (window, style->light_gc[state_type], x, y + half_height, x + half_width, y); gdk_draw_line (window, style->light_gc[state_type], x + half_width, y, x + width, y + half_height); break; default: break; } if (area) { gdk_gc_set_clip_rectangle (style->light_gc[state_type], NULL); gdk_gc_set_clip_rectangle (style->bg_gc[state_type], NULL); gdk_gc_set_clip_rectangle (style->dark_gc[state_type], NULL); gdk_gc_set_clip_rectangle (style->black_gc, NULL); } } static void gtk_default_draw_oval (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height) { g_return_if_fail (style != NULL); g_return_if_fail (window != NULL); g_warning ("gtk_default_draw_oval(): FIXME, this function is currently unimplemented"); } static void gtk_default_draw_string (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, const gchar *string) { g_return_if_fail (style != NULL); g_return_if_fail (window != NULL); if (area) { gdk_gc_set_clip_rectangle (style->white_gc, area); gdk_gc_set_clip_rectangle (style->fg_gc[state_type], area); } if (state_type == GTK_STATE_INSENSITIVE) gdk_draw_string (window, style->font, style->white_gc, x + 1, y + 1, string); gdk_draw_string (window, style->font, style->fg_gc[state_type], x, y, string); if (area) { gdk_gc_set_clip_rectangle (style->white_gc, NULL); gdk_gc_set_clip_rectangle (style->fg_gc[state_type], NULL); } } static void gtk_default_draw_box (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height) { g_return_if_fail (style != NULL); g_return_if_fail (window != NULL); if (width == -1 && height == -1) gdk_window_get_size (window, &width, &height); else if (width == -1) gdk_window_get_size (window, &width, NULL); else if (height == -1) gdk_window_get_size (window, NULL, &height); if (!style->bg_pixmap[state_type] || gdk_window_get_type (window) == GDK_WINDOW_PIXMAP) { if (area) gdk_gc_set_clip_rectangle (style->bg_gc[state_type], area); gdk_draw_rectangle (window, style->bg_gc[state_type], TRUE, x, y, width, height); if (area) gdk_gc_set_clip_rectangle (style->bg_gc[state_type], NULL); } else gtk_style_apply_default_background (style, window, widget && !GTK_WIDGET_NO_WINDOW (widget), state_type, area, x, y, width, height); gtk_paint_shadow (style, window, state_type, shadow_type, area, widget, detail, x, y, width, height); } static void gtk_default_draw_flat_box (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height) { GdkGC *gc1; g_return_if_fail (style != NULL); g_return_if_fail (window != NULL); if (width == -1 && height == -1) gdk_window_get_size (window, &width, &height); else if (width == -1) gdk_window_get_size (window, &width, NULL); else if (height == -1) gdk_window_get_size (window, NULL, &height); if (detail) { if (!strcmp ("text", detail) && state_type == GTK_STATE_SELECTED) gc1 = style->bg_gc[GTK_STATE_SELECTED]; else if (!strcmp ("viewportbin", detail)) gc1 = style->bg_gc[GTK_STATE_NORMAL]; else if (!strcmp ("entry_bg", detail)) gc1 = style->base_gc[state_type]; else gc1 = style->bg_gc[state_type]; } else gc1 = style->bg_gc[state_type]; if (!style->bg_pixmap[state_type] || gc1 != style->bg_gc[state_type] || gdk_window_get_type (window) == GDK_WINDOW_PIXMAP) { if (area) gdk_gc_set_clip_rectangle (gc1, area); gdk_draw_rectangle (window, gc1, TRUE, x, y, width, height); if (detail && !strcmp ("tooltip", detail)) gdk_draw_rectangle (window, style->black_gc, FALSE, x, y, width - 1, height - 1); if (area) gdk_gc_set_clip_rectangle (gc1, NULL); } else gtk_style_apply_default_background (style, window, widget && !GTK_WIDGET_NO_WINDOW (widget), state_type, area, x, y, width, height); } static void gtk_default_draw_check (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height) { gtk_paint_box (style, window, state_type, shadow_type, area, widget, detail, x, y, width, height); } static void gtk_default_draw_option (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height) { gtk_paint_diamond (style, window, state_type, shadow_type, area, widget, detail, x, y, width, height); } static void gtk_default_draw_cross (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height) { g_return_if_fail (style != NULL); g_return_if_fail (window != NULL); g_warning ("gtk_default_draw_cross(): FIXME, this function is currently unimplemented"); } static void gtk_default_draw_ramp (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, GtkArrowType arrow_type, gint x, gint y, gint width, gint height) { g_return_if_fail (style != NULL); g_return_if_fail (window != NULL); g_warning ("gtk_default_draw_ramp(): FIXME, this function is currently unimplemented"); } static void gtk_default_draw_tab (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height) { g_return_if_fail (style != NULL); g_return_if_fail (window != NULL); gtk_paint_box (style, window, state_type, shadow_type, area, widget, detail, x, y, width, height); } static void gtk_default_draw_shadow_gap (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height, GtkPositionType gap_side, gint gap_x, gint gap_width) { GdkGC *gc1 = NULL; GdkGC *gc2 = NULL; GdkGC *gc3 = NULL; GdkGC *gc4 = NULL; g_return_if_fail (style != NULL); g_return_if_fail (window != NULL); if (width == -1 && height == -1) gdk_window_get_size (window, &width, &height); else if (width == -1) gdk_window_get_size (window, &width, NULL); else if (height == -1) gdk_window_get_size (window, NULL, &height); switch (shadow_type) { case GTK_SHADOW_NONE: return; case GTK_SHADOW_IN: gc1 = style->dark_gc[state_type]; gc2 = style->black_gc; gc3 = style->bg_gc[state_type]; gc4 = style->light_gc[state_type]; break; case GTK_SHADOW_ETCHED_IN: gc1 = style->dark_gc[state_type]; gc2 = style->light_gc[state_type]; gc3 = style->dark_gc[state_type]; gc4 = style->light_gc[state_type]; break; case GTK_SHADOW_OUT: gc1 = style->light_gc[state_type]; gc2 = style->bg_gc[state_type]; gc3 = style->dark_gc[state_type]; gc4 = style->black_gc; break; case GTK_SHADOW_ETCHED_OUT: gc1 = style->light_gc[state_type]; gc2 = style->dark_gc[state_type]; gc3 = style->light_gc[state_type]; gc4 = style->dark_gc[state_type]; break; } if (area) { gdk_gc_set_clip_rectangle (gc1, area); gdk_gc_set_clip_rectangle (gc2, area); gdk_gc_set_clip_rectangle (gc3, area); gdk_gc_set_clip_rectangle (gc4, area); } switch (shadow_type) { case GTK_SHADOW_NONE: case GTK_SHADOW_IN: case GTK_SHADOW_OUT: case GTK_SHADOW_ETCHED_IN: case GTK_SHADOW_ETCHED_OUT: switch (gap_side) { case GTK_POS_TOP: gdk_draw_line (window, gc1, x, y, x, y + height - 1); gdk_draw_line (window, gc2, x + 1, y, x + 1, y + height - 2); gdk_draw_line (window, gc3, x + 1, y + height - 2, x + width - 2, y + height - 2); gdk_draw_line (window, gc3, x + width - 2, y, x + width - 2, y + height - 2); gdk_draw_line (window, gc4, x, y + height - 1, x + width - 1, y + height - 1); gdk_draw_line (window, gc4, x + width - 1, y, x + width - 1, y + height - 1); if (gap_x > 0) { gdk_draw_line (window, gc1, x, y, x + gap_x - 1, y); gdk_draw_line (window, gc2, x + 1, y + 1, x + gap_x - 1, y + 1); gdk_draw_line (window, gc2, x + gap_x, y, x + gap_x, y); } if ((width - (gap_x + gap_width)) > 0) { gdk_draw_line (window, gc1, x + gap_x + gap_width, y, x + width - 2, y); gdk_draw_line (window, gc2, x + gap_x + gap_width, y + 1, x + width - 2, y + 1); gdk_draw_line (window, gc2, x + gap_x + gap_width - 1, y, x + gap_x + gap_width - 1, y); } break; case GTK_POS_BOTTOM: gdk_draw_line (window, gc1, x, y, x + width - 1, y); gdk_draw_line (window, gc1, x, y, x, y + height - 1); gdk_draw_line (window, gc2, x + 1, y + 1, x + width - 2, y + 1); gdk_draw_line (window, gc2, x + 1, y + 1, x + 1, y + height - 1); gdk_draw_line (window, gc3, x + width - 2, y + 1, x + width - 2, y + height - 1); gdk_draw_line (window, gc4, x + width - 1, y, x + width - 1, y + height - 1); if (gap_x > 0) { gdk_draw_line (window, gc4, x, y + height - 1, x + gap_x - 1, y + height - 1); gdk_draw_line (window, gc3, x + 1, y + height - 2, x + gap_x - 1, y + height - 2); gdk_draw_line (window, gc3, x + gap_x, y + height - 1, x + gap_x, y + height - 1); } if ((width - (gap_x + gap_width)) > 0) { gdk_draw_line (window, gc4, x + gap_x + gap_width, y + height - 1, x + width - 2, y + height - 1); gdk_draw_line (window, gc3, x + gap_x + gap_width, y + height - 2, x + width - 2, y + height - 2); gdk_draw_line (window, gc3, x + gap_x + gap_width - 1, y + height - 1, x + gap_x + gap_width - 1, y + height - 1); } break; case GTK_POS_LEFT: gdk_draw_line (window, gc1, x, y, x + width - 1, y); gdk_draw_line (window, gc2, x, y + 1, x + width - 2, y + 1); gdk_draw_line (window, gc3, x, y + height - 2, x + width - 2, y + height - 2); gdk_draw_line (window, gc3, x + width - 2, y + 1, x + width - 2, y + height - 2); gdk_draw_line (window, gc4, x, y + height - 1, x + width - 1, y + height - 1); gdk_draw_line (window, gc4, x + width - 1, y, x + width - 1, y + height - 1); if (gap_x > 0) { gdk_draw_line (window, gc1, x, y, x, y + gap_x - 1); gdk_draw_line (window, gc2, x + 1, y + 1, x + 1, y + gap_x - 1); gdk_draw_line (window, gc2, x, y + gap_x, x, y + gap_x); } if ((width - (gap_x + gap_width)) > 0) { gdk_draw_line (window, gc1, x, y + gap_x + gap_width, x, y + height - 2); gdk_draw_line (window, gc2, x + 1, y + gap_x + gap_width, x + 1, y + height - 2); gdk_draw_line (window, gc2, x, y + gap_x + gap_width - 1, x, y + gap_x + gap_width - 1); } break; case GTK_POS_RIGHT: gdk_draw_line (window, gc1, x, y, x + width - 1, y); gdk_draw_line (window, gc1, x, y, x, y + height - 1); gdk_draw_line (window, gc2, x + 1, y + 1, x + width - 1, y + 1); gdk_draw_line (window, gc2, x + 1, y + 1, x + 1, y + height - 2); gdk_draw_line (window, gc3, x + 1, y + height - 2, x + width - 1, y + height - 2); gdk_draw_line (window, gc4, x, y + height - 1, x + width - 1, y + height - 1); if (gap_x > 0) { gdk_draw_line (window, gc4, x + width - 1, y, x + width - 1, y + gap_x - 1); gdk_draw_line (window, gc3, x + width - 2, y + 1, x + width - 2, y + gap_x - 1); gdk_draw_line (window, gc3, x + width - 1, y + gap_x, x + width - 1, y + gap_x); } if ((width - (gap_x + gap_width)) > 0) { gdk_draw_line (window, gc4, x + width - 1, y + gap_x + gap_width, x + width - 1, y + height - 2); gdk_draw_line (window, gc3, x + width - 2, y + gap_x + gap_width, x + width - 2, y + height - 2); gdk_draw_line (window, gc3, x + width - 1, y + gap_x + gap_width - 1, x + width - 1, y + gap_x + gap_width - 1); } break; } } if (area) { gdk_gc_set_clip_rectangle (gc1, NULL); gdk_gc_set_clip_rectangle (gc2, NULL); gdk_gc_set_clip_rectangle (gc3, NULL); gdk_gc_set_clip_rectangle (gc4, NULL); } } static void gtk_default_draw_box_gap (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height, GtkPositionType gap_side, gint gap_x, gint gap_width) { GdkGC *gc1 = NULL; GdkGC *gc2 = NULL; GdkGC *gc3 = NULL; GdkGC *gc4 = NULL; g_return_if_fail (style != NULL); g_return_if_fail (window != NULL); gtk_style_apply_default_background (style, window, widget && !GTK_WIDGET_NO_WINDOW (widget), state_type, area, x, y, width, height); if (width == -1 && height == -1) gdk_window_get_size (window, &width, &height); else if (width == -1) gdk_window_get_size (window, &width, NULL); else if (height == -1) gdk_window_get_size (window, NULL, &height); switch (shadow_type) { case GTK_SHADOW_NONE: return; case GTK_SHADOW_IN: gc1 = style->dark_gc[state_type]; gc2 = style->black_gc; gc3 = style->bg_gc[state_type]; gc4 = style->light_gc[state_type]; break; case GTK_SHADOW_ETCHED_IN: gc1 = style->dark_gc[state_type]; gc2 = style->light_gc[state_type]; gc3 = style->dark_gc[state_type]; gc4 = style->light_gc[state_type]; break; case GTK_SHADOW_OUT: gc1 = style->light_gc[state_type]; gc2 = style->bg_gc[state_type]; gc3 = style->dark_gc[state_type]; gc4 = style->black_gc; break; case GTK_SHADOW_ETCHED_OUT: gc1 = style->light_gc[state_type]; gc2 = style->dark_gc[state_type]; gc3 = style->light_gc[state_type]; gc4 = style->dark_gc[state_type]; break; } if (area) { gdk_gc_set_clip_rectangle (gc1, area); gdk_gc_set_clip_rectangle (gc2, area); gdk_gc_set_clip_rectangle (gc3, area); gdk_gc_set_clip_rectangle (gc4, area); } switch (shadow_type) { case GTK_SHADOW_NONE: case GTK_SHADOW_IN: case GTK_SHADOW_OUT: case GTK_SHADOW_ETCHED_IN: case GTK_SHADOW_ETCHED_OUT: switch (gap_side) { case GTK_POS_TOP: gdk_draw_line (window, gc1, x, y, x, y + height - 1); gdk_draw_line (window, gc2, x + 1, y, x + 1, y + height - 2); gdk_draw_line (window, gc3, x + 1, y + height - 2, x + width - 2, y + height - 2); gdk_draw_line (window, gc3, x + width - 2, y, x + width - 2, y + height - 2); gdk_draw_line (window, gc4, x, y + height - 1, x + width - 1, y + height - 1); gdk_draw_line (window, gc4, x + width - 1, y, x + width - 1, y + height - 1); if (gap_x > 0) { gdk_draw_line (window, gc1, x, y, x + gap_x - 1, y); gdk_draw_line (window, gc2, x + 1, y + 1, x + gap_x - 1, y + 1); gdk_draw_line (window, gc2, x + gap_x, y, x + gap_x, y); } if ((width - (gap_x + gap_width)) > 0) { gdk_draw_line (window, gc1, x + gap_x + gap_width, y, x + width - 2, y); gdk_draw_line (window, gc2, x + gap_x + gap_width, y + 1, x + width - 2, y + 1); gdk_draw_line (window, gc2, x + gap_x + gap_width - 1, y, x + gap_x + gap_width - 1, y); } break; case GTK_POS_BOTTOM: gdk_draw_line (window, gc1, x, y, x + width - 1, y); gdk_draw_line (window, gc1, x, y, x, y + height - 1); gdk_draw_line (window, gc2, x + 1, y + 1, x + width - 2, y + 1); gdk_draw_line (window, gc2, x + 1, y + 1, x + 1, y + height - 1); gdk_draw_line (window, gc3, x + width - 2, y + 1, x + width - 2, y + height - 1); gdk_draw_line (window, gc4, x + width - 1, y, x + width - 1, y + height - 1); if (gap_x > 0) { gdk_draw_line (window, gc4, x, y + height - 1, x + gap_x - 1, y + height - 1); gdk_draw_line (window, gc3, x + 1, y + height - 2, x + gap_x - 1, y + height - 2); gdk_draw_line (window, gc3, x + gap_x, y + height - 1, x + gap_x, y + height - 1); } if ((width - (gap_x + gap_width)) > 0) { gdk_draw_line (window, gc4, x + gap_x + gap_width, y + height - 1, x + width - 2, y + height - 1); gdk_draw_line (window, gc3, x + gap_x + gap_width, y + height - 2, x + width - 2, y + height - 2); gdk_draw_line (window, gc3, x + gap_x + gap_width - 1, y + height - 1, x + gap_x + gap_width - 1, y + height - 1); } break; case GTK_POS_LEFT: gdk_draw_line (window, gc1, x, y, x + width - 1, y); gdk_draw_line (window, gc2, x, y + 1, x + width - 2, y + 1); gdk_draw_line (window, gc3, x, y + height - 2, x + width - 2, y + height - 2); gdk_draw_line (window, gc3, x + width - 2, y + 1, x + width - 2, y + height - 2); gdk_draw_line (window, gc4, x, y + height - 1, x + width - 1, y + height - 1); gdk_draw_line (window, gc4, x + width - 1, y, x + width - 1, y + height - 1); if (gap_x > 0) { gdk_draw_line (window, gc1, x, y, x, y + gap_x - 1); gdk_draw_line (window, gc2, x + 1, y + 1, x + 1, y + gap_x - 1); gdk_draw_line (window, gc2, x, y + gap_x, x, y + gap_x); } if ((width - (gap_x + gap_width)) > 0) { gdk_draw_line (window, gc1, x, y + gap_x + gap_width, x, y + height - 2); gdk_draw_line (window, gc2, x + 1, y + gap_x + gap_width, x + 1, y + height - 2); gdk_draw_line (window, gc2, x, y + gap_x + gap_width - 1, x, y + gap_x + gap_width - 1); } break; case GTK_POS_RIGHT: gdk_draw_line (window, gc1, x, y, x + width - 1, y); gdk_draw_line (window, gc1, x, y, x, y + height - 1); gdk_draw_line (window, gc2, x + 1, y + 1, x + width - 1, y + 1); gdk_draw_line (window, gc2, x + 1, y + 1, x + 1, y + height - 2); gdk_draw_line (window, gc3, x + 1, y + height - 2, x + width - 1, y + height - 2); gdk_draw_line (window, gc4, x, y + height - 1, x + width - 1, y + height - 1); if (gap_x > 0) { gdk_draw_line (window, gc4, x + width - 1, y, x + width - 1, y + gap_x - 1); gdk_draw_line (window, gc3, x + width - 2, y + 1, x + width - 2, y + gap_x - 1); gdk_draw_line (window, gc3, x + width - 1, y + gap_x, x + width - 1, y + gap_x); } if ((width - (gap_x + gap_width)) > 0) { gdk_draw_line (window, gc4, x + width - 1, y + gap_x + gap_width, x + width - 1, y + height - 2); gdk_draw_line (window, gc3, x + width - 2, y + gap_x + gap_width, x + width - 2, y + height - 2); gdk_draw_line (window, gc3, x + width - 1, y + gap_x + gap_width - 1, x + width - 1, y + gap_x + gap_width - 1); } break; } } if (area) { gdk_gc_set_clip_rectangle (gc1, NULL); gdk_gc_set_clip_rectangle (gc2, NULL); gdk_gc_set_clip_rectangle (gc3, NULL); gdk_gc_set_clip_rectangle (gc4, NULL); } } static void gtk_default_draw_extension (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height, GtkPositionType gap_side) { GdkGC *gc1 = NULL; GdkGC *gc2 = NULL; GdkGC *gc3 = NULL; GdkGC *gc4 = NULL; g_return_if_fail (style != NULL); g_return_if_fail (window != NULL); gtk_style_apply_default_background (style, window, widget && !GTK_WIDGET_NO_WINDOW (widget), GTK_STATE_NORMAL, area, x, y, width, height); if (width == -1 && height == -1) gdk_window_get_size (window, &width, &height); else if (width == -1) gdk_window_get_size (window, &width, NULL); else if (height == -1) gdk_window_get_size (window, NULL, &height); switch (shadow_type) { case GTK_SHADOW_NONE: return; case GTK_SHADOW_IN: gc1 = style->dark_gc[state_type]; gc2 = style->black_gc; gc3 = style->bg_gc[state_type]; gc4 = style->light_gc[state_type]; break; case GTK_SHADOW_ETCHED_IN: gc1 = style->dark_gc[state_type]; gc2 = style->light_gc[state_type]; gc3 = style->dark_gc[state_type]; gc4 = style->light_gc[state_type]; break; case GTK_SHADOW_OUT: gc1 = style->light_gc[state_type]; gc2 = style->bg_gc[state_type]; gc3 = style->dark_gc[state_type]; gc4 = style->black_gc; break; case GTK_SHADOW_ETCHED_OUT: gc1 = style->light_gc[state_type]; gc2 = style->dark_gc[state_type]; gc3 = style->light_gc[state_type]; gc4 = style->dark_gc[state_type]; break; } if (area) { gdk_gc_set_clip_rectangle (gc1, area); gdk_gc_set_clip_rectangle (gc2, area); gdk_gc_set_clip_rectangle (gc3, area); gdk_gc_set_clip_rectangle (gc4, area); } switch (shadow_type) { case GTK_SHADOW_NONE: case GTK_SHADOW_IN: case GTK_SHADOW_OUT: case GTK_SHADOW_ETCHED_IN: case GTK_SHADOW_ETCHED_OUT: switch (gap_side) { case GTK_POS_TOP: gtk_style_apply_default_background (style, window, widget && !GTK_WIDGET_NO_WINDOW (widget), state_type, area, x + style->klass->xthickness, y, width - (2 * style->klass->xthickness), height - (style->klass->ythickness)); gdk_draw_line (window, gc1, x, y, x, y + height - 2); gdk_draw_line (window, gc2, x + 1, y, x + 1, y + height - 2); gdk_draw_line (window, gc3, x + 2, y + height - 2, x + width - 2, y + height - 2); gdk_draw_line (window, gc3, x + width - 2, y, x + width - 2, y + height - 2); gdk_draw_line (window, gc4, x + 1, y + height - 1, x + width - 2, y + height - 1); gdk_draw_line (window, gc4, x + width - 1, y, x + width - 1, y + height - 2); break; case GTK_POS_BOTTOM: gtk_style_apply_default_background (style, window, widget && !GTK_WIDGET_NO_WINDOW (widget), state_type, area, x + style->klass->xthickness, y + style->klass->ythickness, width - (2 * style->klass->xthickness), height - (style->klass->ythickness)); gdk_draw_line (window, gc1, x + 1, y, x + width - 2, y); gdk_draw_line (window, gc1, x, y + 1, x, y + height - 1); gdk_draw_line (window, gc2, x + 1, y + 1, x + width - 2, y + 1); gdk_draw_line (window, gc2, x + 1, y + 1, x + 1, y + height - 1); gdk_draw_line (window, gc3, x + width - 2, y + 2, x + width - 2, y + height - 1); gdk_draw_line (window, gc4, x + width - 1, y + 1, x + width - 1, y + height - 1); break; case GTK_POS_LEFT: gtk_style_apply_default_background (style, window, widget && !GTK_WIDGET_NO_WINDOW (widget), state_type, area, x, y + style->klass->ythickness, width - (style->klass->xthickness), height - (2 * style->klass->ythickness)); gdk_draw_line (window, gc1, x, y, x + width - 2, y); gdk_draw_line (window, gc2, x + 1, y + 1, x + width - 2, y + 1); gdk_draw_line (window, gc3, x, y + height - 2, x + width - 2, y + height - 2); gdk_draw_line (window, gc3, x + width - 2, y + 2, x + width - 2, y + height - 2); gdk_draw_line (window, gc4, x, y + height - 1, x + width - 2, y + height - 1); gdk_draw_line (window, gc4, x + width - 1, y + 1, x + width - 1, y + height - 2); break; case GTK_POS_RIGHT: gtk_style_apply_default_background (style, window, widget && !GTK_WIDGET_NO_WINDOW (widget), state_type, area, x + style->klass->xthickness, y + style->klass->ythickness, width - (style->klass->xthickness), height - (2 * style->klass->ythickness)); gdk_draw_line (window, gc1, x + 1, y, x + width - 1, y); gdk_draw_line (window, gc1, x, y + 1, x, y + height - 2); gdk_draw_line (window, gc2, x + 1, y + 1, x + width - 1, y + 1); gdk_draw_line (window, gc2, x + 1, y + 1, x + 1, y + height - 2); gdk_draw_line (window, gc3, x + 2, y + height - 2, x + width - 1, y + height - 2); gdk_draw_line (window, gc4, x + 1, y + height - 1, x + width - 1, y + height - 1); break; } } if (area) { gdk_gc_set_clip_rectangle (gc1, NULL); gdk_gc_set_clip_rectangle (gc2, NULL); gdk_gc_set_clip_rectangle (gc3, NULL); gdk_gc_set_clip_rectangle (gc4, NULL); } } static void gtk_default_draw_focus (GtkStyle *style, GdkWindow *window, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height) { g_return_if_fail (style != NULL); g_return_if_fail (window != NULL); if (width == -1 && height == -1) { gdk_window_get_size (window, &width, &height); width -= 1; height -= 1; } else if (width == -1) { gdk_window_get_size (window, &width, NULL); width -= 1; } else if (height == -1) { gdk_window_get_size (window, NULL, &height); height -= 1; } if (area) gdk_gc_set_clip_rectangle (style->black_gc, area); if (detail && !strcmp (detail, "add-mode")) { gdk_gc_set_line_attributes (style->black_gc, 1, GDK_LINE_ON_OFF_DASH, 0, 0); gdk_gc_set_dashes (style->black_gc, 0, "\4\4", 2); gdk_draw_rectangle (window, style->black_gc, FALSE, x, y, width, height); gdk_gc_set_line_attributes (style->black_gc, 1, GDK_LINE_SOLID, 0, 0); } else { gdk_draw_rectangle (window, style->black_gc, FALSE, x, y, width, height); } if (area) gdk_gc_set_clip_rectangle (style->black_gc, NULL); } static void gtk_default_draw_slider (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height, GtkOrientation orientation) { g_return_if_fail (style != NULL); g_return_if_fail (window != NULL); if (width == -1 && height == -1) gdk_window_get_size (window, &width, &height); else if (width == -1) gdk_window_get_size (window, &width, NULL); else if (height == -1) gdk_window_get_size (window, NULL, &height); gtk_paint_box (style, window, state_type, shadow_type, area, widget, detail, x, y, width, height); if (orientation == GTK_ORIENTATION_HORIZONTAL) gtk_paint_vline (style, window, state_type, area, widget, detail, style->klass->ythickness, height - style->klass->ythickness - 1, width / 2); else gtk_paint_hline (style, window, state_type, area, widget, detail, style->klass->xthickness, width - style->klass->xthickness - 1, height / 2); } static void draw_dot (GdkWindow *window, GdkGC *light_gc, GdkGC *dark_gc, gint x, gint y, gushort size) { size = CLAMP (size, 2, 3); if (size == 2) { gdk_draw_point (window, light_gc, x, y); gdk_draw_point (window, light_gc, x+1, y+1); } else if (size == 3); { gdk_draw_point (window, light_gc, x, y); gdk_draw_point (window, light_gc, x+1, y); gdk_draw_point (window, light_gc, x, y+1); gdk_draw_point (window, dark_gc, x+1, y+2); gdk_draw_point (window, dark_gc, x+2, y+1); gdk_draw_point (window, dark_gc, x+2, y+2); } } static void gtk_default_draw_handle (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height, GtkOrientation orientation) { gint xx, yy; gint xthick, ythick; GdkGC *light_gc, *dark_gc; GdkRectangle rect; GdkRectangle dest; gint intersect; g_return_if_fail (style != NULL); g_return_if_fail (window != NULL); if (width == -1 && height == -1) gdk_window_get_size (window, &width, &height); else if (width == -1) gdk_window_get_size (window, &width, NULL); else if (height == -1) gdk_window_get_size (window, NULL, &height); gtk_paint_box (style, window, state_type, shadow_type, area, widget, detail, x, y, width, height); if (!strcmp (detail, "paned")) { /* we want to ignore the shadow border in paned widgets */ xthick = 0; ythick = 0; light_gc = style->light_gc[state_type]; dark_gc = style->black_gc; } else { xthick = style->klass->xthickness; ythick = style->klass->ythickness; light_gc = style->light_gc[state_type]; dark_gc = style->dark_gc[state_type]; } rect.x = x + xthick; rect.y = y + ythick; rect.width = width - (xthick * 2); rect.height = height - (ythick * 2); if (area) intersect = gdk_rectangle_intersect (area, &rect, &dest); else { intersect = TRUE; dest = rect; } if (!intersect) return; gdk_gc_set_clip_rectangle (light_gc, &dest); gdk_gc_set_clip_rectangle (dark_gc, &dest); if (!strcmp (detail, "paned")) { gint window_width; gint window_height; gdk_window_get_size (window, &window_width, &window_height); if (orientation == GTK_ORIENTATION_HORIZONTAL) for (xx = window_width/2 - 15; xx <= window_width/2 + 15; xx += 5) draw_dot (window, light_gc, dark_gc, xx, window_height/2 - 1, 3); else for (yy = window_height/2 - 15; yy <= window_height/2 + 15; yy += 5) draw_dot (window, light_gc, dark_gc, window_width/2 - 1, yy, 3); } else { for (yy = y + ythick; yy < (y + height - ythick); yy += 3) for (xx = x + xthick; xx < (x + width - xthick); xx += 6) { draw_dot (window, light_gc, dark_gc, xx, yy, 2); draw_dot (window, light_gc, dark_gc, xx + 3, yy + 1, 2); } } gdk_gc_set_clip_rectangle (light_gc, NULL); gdk_gc_set_clip_rectangle (dark_gc, NULL); } static void gtk_style_shade (GdkColor *a, GdkColor *b, gdouble k) { gdouble red; gdouble green; gdouble blue; red = (gdouble) a->red / 65535.0; green = (gdouble) a->green / 65535.0; blue = (gdouble) a->blue / 65535.0; rgb_to_hls (&red, &green, &blue); green *= k; if (green > 1.0) green = 1.0; else if (green < 0.0) green = 0.0; blue *= k; if (blue > 1.0) blue = 1.0; else if (blue < 0.0) blue = 0.0; hls_to_rgb (&red, &green, &blue); b->red = red * 65535.0; b->green = green * 65535.0; b->blue = blue * 65535.0; } static void rgb_to_hls (gdouble *r, gdouble *g, gdouble *b) { gdouble min; gdouble max; gdouble red; gdouble green; gdouble blue; gdouble h, l, s; gdouble delta; red = *r; green = *g; blue = *b; if (red > green) { if (red > blue) max = red; else max = blue; if (green < blue) min = green; else min = blue; } else { if (green > blue) max = green; else max = blue; if (red < blue) min = red; else min = blue; } l = (max + min) / 2; s = 0; h = 0; if (max != min) { if (l <= 0.5) s = (max - min) / (max + min); else s = (max - min) / (2 - max - min); delta = max -min; if (red == max) h = (green - blue) / delta; else if (green == max) h = 2 + (blue - red) / delta; else if (blue == max) h = 4 + (red - green) / delta; h *= 60; if (h < 0.0) h += 360; } *r = h; *g = l; *b = s; } static void hls_to_rgb (gdouble *h, gdouble *l, gdouble *s) { gdouble hue; gdouble lightness; gdouble saturation; gdouble m1, m2; gdouble r, g, b; lightness = *l; saturation = *s; if (lightness <= 0.5) m2 = lightness * (1 + saturation); else m2 = lightness + saturation - lightness * saturation; m1 = 2 * lightness - m2; if (saturation == 0) { *h = lightness; *l = lightness; *s = lightness; } else { hue = *h + 120; while (hue > 360) hue -= 360; while (hue < 0) hue += 360; if (hue < 60) r = m1 + (m2 - m1) * hue / 60; else if (hue < 180) r = m2; else if (hue < 240) r = m1 + (m2 - m1) * (240 - hue) / 60; else r = m1; hue = *h; while (hue > 360) hue -= 360; while (hue < 0) hue += 360; if (hue < 60) g = m1 + (m2 - m1) * hue / 60; else if (hue < 180) g = m2; else if (hue < 240) g = m1 + (m2 - m1) * (240 - hue) / 60; else g = m1; hue = *h - 120; while (hue > 360) hue -= 360; while (hue < 0) hue += 360; if (hue < 60) b = m1 + (m2 - m1) * hue / 60; else if (hue < 180) b = m2; else if (hue < 240) b = m1 + (m2 - m1) * (240 - hue) / 60; else b = m1; *h = r; *l = g; *s = b; } } void gtk_paint_hline (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x1, gint x2, gint y) { g_return_if_fail (style != NULL); g_return_if_fail (style->klass != NULL); g_return_if_fail (style->klass->draw_hline != NULL); style->klass->draw_hline (style, window, state_type, area, widget, detail, x1, x2, y); } void gtk_paint_vline (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint y1, gint y2, gint x) { g_return_if_fail (style != NULL); g_return_if_fail (style->klass != NULL); g_return_if_fail (style->klass->draw_vline != NULL); style->klass->draw_vline (style, window, state_type, area, widget, detail, y1, y2, x); } void gtk_paint_shadow (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height) { g_return_if_fail (style != NULL); g_return_if_fail (style->klass != NULL); g_return_if_fail (style->klass->draw_shadow != NULL); style->klass->draw_shadow (style, window, state_type, shadow_type, area, widget, detail, x, y, width, height); } void gtk_paint_polygon (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, GdkPoint *points, gint npoints, gboolean fill) { g_return_if_fail (style != NULL); g_return_if_fail (style->klass != NULL); g_return_if_fail (style->klass->draw_shadow != NULL); style->klass->draw_polygon (style, window, state_type, shadow_type, area, widget, detail, points, npoints, fill); } void gtk_paint_arrow (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, GtkArrowType arrow_type, gboolean fill, gint x, gint y, gint width, gint height) { g_return_if_fail (style != NULL); g_return_if_fail (style->klass != NULL); g_return_if_fail (style->klass->draw_arrow != NULL); style->klass->draw_arrow (style, window, state_type, shadow_type, area, widget, detail, arrow_type, fill, x, y, width, height); } void gtk_paint_diamond (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height) { g_return_if_fail (style != NULL); g_return_if_fail (style->klass != NULL); g_return_if_fail (style->klass->draw_diamond != NULL); style->klass->draw_diamond (style, window, state_type, shadow_type, area, widget, detail, x, y, width, height); } void gtk_paint_oval (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height) { g_return_if_fail (style != NULL); g_return_if_fail (style->klass != NULL); g_return_if_fail (style->klass->draw_oval != NULL); style->klass->draw_oval (style, window, state_type, shadow_type, area, widget, detail, x, y, width, height); } void gtk_paint_string (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, const gchar *string) { g_return_if_fail (style != NULL); g_return_if_fail (style->klass != NULL); g_return_if_fail (style->klass->draw_string != NULL); style->klass->draw_string (style, window, state_type, area, widget, detail, x, y, string); } void gtk_paint_box (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height) { g_return_if_fail (style != NULL); g_return_if_fail (style->klass != NULL); g_return_if_fail (style->klass->draw_box != NULL); style->klass->draw_box (style, window, state_type, shadow_type, area, widget, detail, x, y, width, height); } void gtk_paint_flat_box (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height) { g_return_if_fail (style != NULL); g_return_if_fail (style->klass != NULL); g_return_if_fail (style->klass->draw_flat_box != NULL); style->klass->draw_flat_box (style, window, state_type, shadow_type, area, widget, detail, x, y, width, height); } void gtk_paint_check (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height) { g_return_if_fail (style != NULL); g_return_if_fail (style->klass != NULL); g_return_if_fail (style->klass->draw_check != NULL); style->klass->draw_check (style, window, state_type, shadow_type, area, widget, detail, x, y, width, height); } void gtk_paint_option (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height) { g_return_if_fail (style != NULL); g_return_if_fail (style->klass != NULL); g_return_if_fail (style->klass->draw_option != NULL); style->klass->draw_option (style, window, state_type, shadow_type, area, widget, detail, x, y, width, height); } void gtk_paint_cross (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height) { g_return_if_fail (style != NULL); g_return_if_fail (style->klass != NULL); g_return_if_fail (style->klass->draw_cross != NULL); style->klass->draw_cross (style, window, state_type, shadow_type, area, widget, detail, x, y, width, height); } void gtk_paint_ramp (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, GtkArrowType arrow_type, gint x, gint y, gint width, gint height) { g_return_if_fail (style != NULL); g_return_if_fail (style->klass != NULL); g_return_if_fail (style->klass->draw_ramp != NULL); style->klass->draw_ramp (style, window, state_type, shadow_type, area, widget, detail, arrow_type, x, y, width, height); } void gtk_paint_tab (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height) { g_return_if_fail (style != NULL); g_return_if_fail (style->klass != NULL); g_return_if_fail (style->klass->draw_tab != NULL); style->klass->draw_tab (style, window, state_type, shadow_type, area, widget, detail, x, y, width, height); } void gtk_paint_shadow_gap (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, gchar *detail, gint x, gint y, gint width, gint height, GtkPositionType gap_side, gint gap_x, gint gap_width) { g_return_if_fail (style != NULL); g_return_if_fail (style->klass != NULL); g_return_if_fail (style->klass->draw_shadow_gap != NULL); style->klass->draw_shadow_gap (style, window, state_type, shadow_type, area, widget, detail, x, y, width, height, gap_side, gap_x, gap_width); } void gtk_paint_box_gap (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, gchar *detail, gint x, gint y, gint width, gint height, GtkPositionType gap_side, gint gap_x, gint gap_width) { g_return_if_fail (style != NULL); g_return_if_fail (style->klass != NULL); g_return_if_fail (style->klass->draw_box_gap != NULL); style->klass->draw_box_gap (style, window, state_type, shadow_type, area, widget, detail, x, y, width, height, gap_side, gap_x, gap_width); } void gtk_paint_extension (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, gchar *detail, gint x, gint y, gint width, gint height, GtkPositionType gap_side) { g_return_if_fail (style != NULL); g_return_if_fail (style->klass != NULL); g_return_if_fail (style->klass->draw_extension != NULL); style->klass->draw_extension (style, window, state_type, shadow_type, area, widget, detail, x, y, width, height, gap_side); } void gtk_paint_focus (GtkStyle *style, GdkWindow *window, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height) { g_return_if_fail (style != NULL); g_return_if_fail (style->klass != NULL); g_return_if_fail (style->klass->draw_focus != NULL); style->klass->draw_focus (style, window, area, widget, detail, x, y, width, height); } void gtk_paint_slider (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height, GtkOrientation orientation) { g_return_if_fail (style != NULL); g_return_if_fail (style->klass != NULL); g_return_if_fail (style->klass->draw_slider != NULL); style->klass->draw_slider (style, window, state_type, shadow_type, area, widget, detail, x, y, width, height, orientation); } void gtk_paint_handle (GtkStyle *style, GdkWindow *window, GtkStateType state_type, GtkShadowType shadow_type, GdkRectangle *area, GtkWidget *widget, const gchar *detail, gint x, gint y, gint width, gint height, GtkOrientation orientation) { g_return_if_fail (style != NULL); g_return_if_fail (style->klass != NULL); g_return_if_fail (style->klass->draw_handle != NULL); style->klass->draw_handle (style, window, state_type, shadow_type, area, widget, detail, x, y, width, height, orientation); }